[INFO] cloning repository https://github.com/pradigmaz/rust-mcp-universal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pradigmaz/rust-mcp-universal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpradigmaz%2Frust-mcp-universal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpradigmaz%2Frust-mcp-universal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef1d4938906957959f86923fd63f233ae6feb2ab
[INFO] checking pradigmaz/rust-mcp-universal against master#09a371361240e42b0d69438fd1179efcf212e576 for pr-157814-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpradigmaz%2Frust-mcp-universal" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pradigmaz/rust-mcp-universal
[INFO] finished tweaking git repo https://github.com/pradigmaz/rust-mcp-universal
[INFO] tweaked toml for git repo https://github.com/pradigmaz/rust-mcp-universal written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pradigmaz/rust-mcp-universal on toolchain 09a371361240e42b0d69438fd1179efcf212e576
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pradigmaz/rust-mcp-universal already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ryu-js v1.0.2
[INFO] [stderr]   Downloaded oxc_ast_macros v0.75.1
[INFO] [stderr]   Downloaded oxc_estree v0.75.1
[INFO] [stderr]   Downloaded oxc_diagnostics v0.75.1
[INFO] [stderr]   Downloaded oxc_syntax v0.75.1
[INFO] [stderr]   Downloaded oxc_span v0.75.1
[INFO] [stderr]   Downloaded oxc-miette-derive v2.7.0
[INFO] [stderr]   Downloaded oxc_ecmascript v0.75.1
[INFO] [stderr]   Downloaded assert_cmd v2.1.2
[INFO] [stderr]   Downloaded oxc_index v3.1.0
[INFO] [stderr]   Downloaded oxc_ast_visit v0.75.1
[INFO] [stderr]   Downloaded oxc_data_structures v0.75.1
[INFO] [stderr]   Downloaded oxc_regular_expression v0.75.1
[INFO] [stderr]   Downloaded oxc_allocator v0.75.1
[INFO] [stderr]   Downloaded oxc-miette v2.7.0
[INFO] [stderr]   Downloaded oxc_parser v0.75.1
[INFO] [stderr]   Downloaded oxc_ast v0.75.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232
[INFO] running `Command { std: "docker" "start" "a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232" "/opt/rustwide/cargo-home/bin/cargo" "+09a371361240e42b0d69438fd1179efcf212e576" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]    Compiling owo-colors v4.3.0
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling phf_shared v0.12.1
[INFO] [stderr]     Checking siphasher v1.0.2
[INFO] [stderr]     Checking cow-utils v0.1.3
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]     Checking oxc_estree v0.75.1
[INFO] [stderr]     Checking oxc_data_structures v0.75.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking compact_str v0.9.0
[INFO] [stderr]     Checking unicode-id-start v1.4.0
[INFO] [stderr]     Checking oxc_index v3.1.0
[INFO] [stderr]     Checking ryu-js v1.0.2
[INFO] [stderr]     Checking nonmax v0.5.5
[INFO] [stderr]    Compiling libsqlite3-sys v0.35.0
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]    Compiling phf_generator v0.12.1
[INFO] [stderr]    Compiling phf v0.12.1
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking clap_lex v1.0.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]     Checking float-cmp v0.10.0
[INFO] [stderr]    Compiling rmu-cli v0.1.0 (/opt/rustwide/workdir/crates/cli)
[INFO] [stderr]    Compiling assert_cmd v2.1.2
[INFO] [stderr]     Checking rustix v1.1.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking clap_builder v4.5.60
[INFO] [stderr]     Checking oxc_allocator v0.75.1
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[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]     Checking tempfile v3.26.0
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking predicates v3.1.4
[INFO] [stderr]     Checking globset v0.4.18
[INFO] [stderr]     Checking ignore v0.4.25
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling oxc-miette-derive v2.7.0
[INFO] [stderr]    Compiling oxc_ast_macros v0.75.1
[INFO] [stderr]    Compiling phf_macros v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking oxc-miette v2.7.0
[INFO] [stderr]     Checking oxc_span v0.75.1
[INFO] [stderr]     Checking oxc_diagnostics v0.75.1
[INFO] [stderr]     Checking oxc_regular_expression v0.75.1
[INFO] [stderr]     Checking oxc_syntax v0.75.1
[INFO] [stderr]     Checking clap v4.5.60
[INFO] [stderr]     Checking oxc_ast v0.75.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking rusqlite v0.37.0
[INFO] [stderr]     Checking oxc_ecmascript v0.75.1
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[INFO] [stderr]     Checking oxc_parser v0.75.1
[INFO] [stderr]     Checking rmu-core v0.1.0 (/opt/rustwide/workdir/crates/core)
[INFO] [stdout] warning: unused imports: `Command` and `self`
[INFO] [stdout]  --> crates/core/src/engine/preflight.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process::{self, Command};
[INFO] [stdout]   |                    ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `self`
[INFO] [stdout]  --> crates/core/src/engine/preflight.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::process::{self, Command};
[INFO] [stdout]   |                    ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `file_modified_unix_ms` is never used
[INFO] [stdout]    --> crates/core/src/engine/preflight.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn file_modified_unix_ms(binary_path: &Path) -> Result<i128> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rmu-mcp-server v0.1.0 (/opt/rustwide/workdir/crates/mcp-server)
[INFO] [stdout] warning: unused import: `std::os::unix::fs::PermissionsExt`
[INFO] [stdout]  --> crates/core/tests/engine_contracts/scope_and_storage.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::os::unix::fs::PermissionsExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `file_modified_unix_ms` is never used
[INFO] [stdout]    --> crates/core/src/engine/preflight.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn file_modified_unix_ms(binary_path: &Path) -> Result<i128> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `workspace_root` is never used
[INFO] [stdout]  --> crates/cli/tests/cli_contract/preflight.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn workspace_root() -> PathBuf {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.66s
[INFO] running `Command { std: "docker" "inspect" "a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232", kill_on_drop: false }`
[INFO] [stdout] a1d7cce846c2bcf9e1ff49749f2de50ce8593fa0846db81b557fc4717dce8232
